. . . "Statistics"@en . . . . "Milk : cows on farms, production per cow and total production, by months, 1930-59"@en . . "Milk : cows on farms, production per cow and total production, by months, 1930-59" . . . . . . "Milk cows on farms, production per cow and total production, by months, 1930-59"@en . . . . .